The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 09, 1987

Filed:

Jul. 03, 1985
Applicant:
Inventors:

Fumitaka Takahashi, Tokyo, JP;

Hideo Tsubata, Saitama, JP;

Nobuaki Oji, Saitama, JP;

Minoru Mohri, Saitama, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
250551 ; 455602 ;
Abstract

A steering switch device (200) for a vehicle having a vehicle body (1), a steering wheel (100) rotatably attached to the vehicle body, and an electrical load mounted on the vehicle body. The steering switch device (200) comprises a control means (3, 23, 24, 25, 26) for providing the electrical load with a drive control signal, the control means (3, 23, 24, 25, 26) being secured to the vehicle body (1) and constituted with a light source means (23, 24) for providing an optical signal and a light-receiving means (25, 26), and a switch means (13, 19, 20, 27) for providing the control means (3, 23, 24, 25, 26) with an operational signal, the switch means (13, 19, 20, 27) being arranged in the vicinity of the steering wheel (100) and constituted with a light-conductive path (27) for conducting the optical signal from the light source means (23, 24) to the light-receiving means (25, 26) and an optical switch (19, 20) provided in the light-conductive path (27). The switch means (13, 19, 20, 27) is adapted to be stationary relative to the vehicle body (1) irrespective of rotation of the steering wheel (100).


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